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Special Drills

Ask about Special Drill Manufacturing!

Ask your local Woodworking, Hardware, or Tool store about our Tools and our Guarantee!!!

Family Owned and Operated since 1945.
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Regular Length - Standard Point Drills

The types of drills we offer in regular lengths with standard points are:
151 Reg Pt. Gen Purp.2
1515 Left Hand1

1515, 1615, 1815 Series

151, 161, 171, 181 Series

211, 221, 231, 227 Series

Regular Point

HSS Regular Point Drills have a standard 118° point. General Purpose for Woods, Plastics, and Metals

Left Hand

Cobalt Split Point

Left Hand Cutting HSS Regular Point Drill.

Heavy Duty Cobalt for longer point life and higher heat resistance. 135° Split Point. Designed for Stainless Steel. Not Recommended in Wood!

191, 197 Series

Parabolic

Parabolic Flutes provide superior performance in a wide range of materials. Shorter flute and overall length for added strength and rigidity.
211 Heavy Duty Cobalt1
191 Parabolic1
130 Slow Spiral HSS1

158, 168 Series

Fast Spiral

For fast chip removal and high production.

130, 131 Series

Slow Spiral

To reduce drill bite in soft materials.

1516, 1616, 1716 Series

Heavy Duty Split Point

 HSS Drills with a 135° split point
1516 Heavy Duty HSS1
158 Fast Spiral3

Metric, Wire Gauge, and Letter sizes are listed below

Fractional Sizes :

Regular Length

Sizes and Dimensions

151

1515

158

211

130

1516

191

Size

Decimal Equivalency

Flute Length

O.A.L.

Reg. Pt. General Purpose

Left Hand HSS

Fast Spiral HSS

Heavy Duty Cobalt

Slow Spiral HSS

Heavy Duty HSS

HSS Parabolic

1/64

.0156

3/16

3/4

15100015

X

X

21100015

X

X

X

1/32

.0312

1/2

1-3/8

15100031

15150031

15800031

21100031

X

X

X

3/64

.0469

3/4

1-3/4

15100046

15150046

15800046

21100046

X

X

X

1/16

.0625

7/8

1-7/8

15100062

15150062

15800062

21100062

13000062

15160062

19100062

5/64

.0781

1

2

15100078

15150078

15800078

21100078

13000078

15160078

19100078

3/32

.0937

1-1/4

2-1/4

15100093

15150093

15800093

21100093

13000093

15160093

19100093

7/64

.1094

1-1/2

2-5/8

15100109

15150109

15800109

21100109

13000109

15160109

19100109

1/8

.1250

1-5/8

2-3/4

15100125

15150125

15800125

21100125

13000125

15160125

19100125

9/64

.1406

1-3/4

2-7/8

15100140

15150140

15800140

21100140

13000140

15160140

19100140

5/32

.1562

2

3-1/8

15100156

15150156

15800156

21100156

13000156

15160156

19100156

11/64

.1719

2-1/8

3-1/4

15100171

15150171

15800171

21100171

13000171

15160171

19100171

3/16

.1875

2-5/16

3-1/2

15100187

15150187

15800187

21100187

13000187

15160187

19100187

13/64

.2031

2-7/16

3-5/8

15100203

15150203

15800203

21100203

13000203

15160203

19100203

7/32

.2188

2-1/2

3-3/4

15100218

15150218

15800218

21100218

13000218

15160218

19100218

15/64

.2344

2-5/8

3-7/8

15100234

15150234

15800234

21100234

13000234

15160234

19100234

1/4

.2500

2-3/4

4

15100250

15150250

15800250

21100250

13000250

15160250

19100250

17/64

.2656

2-7/8

4-1/8

15100265

15150265

15800265

21100265

13000265

15160265

19100265

9/32

.2812

2-15/16

4-1/4

15100281

15150281

15800281

21100281

13000281

15160281

19100281

19/64

.2969

3-1/16

4-3/8

15100296

15150296

15800296

21100296

13000296

15160296

19100296

5/16

.3125

3-3/16

4-1/2

15100312

15150312

15800312

21100312

13000312

15160312

19100312

21/64

.3281

3-5/16

4-5/8

15100328

15150328

15800328

21100328

13000328

15160328

19100328

11/32

.3438

3-7/16

4-3/4

15100343

15150343

15800343

21100343

13000343

15160343

19100343

23/64

.3594

3-1/2

4-7/8

15100359

15150359

15800359

21100359

13000359

15160359

19100359

3/8

.3750

3-5/8

5

15100375

15150375

15800375

21100375

13000375

15160375

19100375

25/64

.3906

3-3/4

5-1/8

15100390

15150390

15800390

21100390

13000390

15160390

19100390

13/32

.4062

3-7/8

5-1/4

15100406

15150406

15800406

21100406

13000406

15160406

19100406

27/64

.4219

3-15/16

5-3/8

15100421

15150421

15800421

21100421

13000421

15160421

19100421

7/16

.4375

4-1/16

5-1/2

15100437

15150437

15800437

21100437

13000437

15160437

19100437

29/64

.4531

4-3/16

5-5/8

15100453

15150453

15800453

21100453

13000453

15160453

19100453

15/32

.4688

4-5/16

5-3/4

15100468

15150468

15800468

21100468

13000468

15160468

19100468

31/64

.4844

4-3/8

5-7/8

15100484

15150484

15800484

21100484

13000484

15160484

19100484

1/2

.5000

4-1/2

6

15100500

15150500

15800500

21100500

13000500

15160500

19100500

Shanks below are larger than 1/2” and may not fit in your chuck. Shanks can be ground to smaller diameters. Price on Request.

33/64

.5156

4-13/16

6-5/8

15100515

X

X

21100515

X

X

X

17/32

.5312

4-13/16

6-5/8

15100531

X

X

21100531

X

X

X

35/64

.5469

4-1316

6-5/8

15100546

X

X

21100546

X

X

X

9/16

.5625

4-13/16

6-5/8

15100562

X

X

21100562

X

X

X

37/64

.5781

4-13/16

6-5/8

15100578

X

X

21100578

X

X

X

19/32

.5938

5-3/16

7-1/8

15100593

X

X

21100593

X

X

X

39/64

.6094

5-3/16

7-1/8

15100609

X

X

21100609

X

X

X

5/8

.6250

5-3/16

7-1/8

15100625

X

X

21100625

X

X

X

41/64

.6406

5-3/16

7-1/8

15100640

X

X

21100640

X

X

X

21/32

.6562

5-3/16

7-1/8

15100656

X

X

21100656

X

X

X

43/64

.6719

5-5/8

7-5/8

15100671

X

X

21100671

X

X

X

11/16

.6875

5-5/8

7-5/8

15100687

X

X

21100687

X

X

X

Metric Sizes :

Regular Length

Series 227 Cobalt and Series 1815 Left Handed metric sizes available upon request**

mm Size

Dec. Equiv.

Flute Length

Overall Length

Series 181 Regular Point

1.0

.0394

15/32

1-11/32

18100039

1.25

.0492

5/8

1-1/2

18100049

1.5

.0591

23/32

1-9/16

18100059

1.75

.0689

7/8

1-13/16

18100068

2.0

.0787

15/16

1-15/16

18100078

2.25

.0886

1-1/16

2-3/32

18100088

2.5

.0984

1-3/16

2-1/4

18100098

2.75

.1083

1-15/16

2-13/32

18100108

3.0

.1181

1-5/16

2-13/32

18100118

3.2

.1260

1-7/16

2-9/16

18100126

3.25

.1280

1-7/16

2-9/16

18100128

3.4

.1339

1-17/32

2-3/4

18100133

3.5

.1378

1-3/4

2-7/8

18100137

3.75

.1476

1-17/32

2-3/4

18100147

4.0

.1575

1-11/16

2-15/16

18100157

4.25

.1673

1-11/16

2-15/16

18100167

4.5

.1772

2-3/16

3-3/8

18100177

4.75

.1870

1-27/32

3-5/8

18100187

5.0

.1968

2-1/16

3-3/8

18100196

5.1

.2008

2-1/16

3-3/8

18100200

5.2

.2047

2-1/16

3-3/8

18100204

5.25

.2067

2-1/16

3-3/8

18100206

5.3

.2087

2-1/16

3-3/8

18100208

5.4

.2126

2-1/4

3-21/32

18100212

5.5

.2165

2-1/4

3-21/32

18100216

5.6

.2205

2-1/4

3-21/32

18100220

5.7

.2244

2-1/4

3-21/32

18100224

5.75

.2264

2-1/4

3-21/32

18100226

5.8

.2283

2-1/4

3-21/32

18100228

5.9

.2323

2-1/4

3-21/32

18100232

6.0

.2362

2-1/4

3-21/32

18100236

6.2

.2441

2-15/32

3-31/32

18100244

6.25

.2461

2-15/32

3-31/32

18100246

6.4

.2520

2-15/32

3-31/32

18100252

6.5

.2559

2-15/32

3-31/32

18100255

6.6

.2598

2-15/32